The ISP814, ISP824, ISP844 series of optical coupled isolators consist of two infrared light emitting diodes connected in inverse parallel and NPN silicon photo transistors in space efficient dual ...
The TLP521 are single channel optocouplers. Each channel is composed of a Gallium Arsenide infra-red emitting diode and a silicon photo transistor. Package style for this devices is 4 pin, with sur...